2023-10-01T05:52:55.0000Z38.687833-122.5025.49manualconfirmedIRIS1.5Md1Origin/20231003102337.765789.700850Magnitude/20231003102337.765853.700851IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73944056contributorID